First Strike (1)

Jun 22, 2007 on Syfy at 9:00 PM
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Watch Stargate Atlantis S03E20 online

Summary

An unstoppable energy weapon leaves Atlantis under siege after Earth launches a preemptive attack against a very powerful enemy's homeworld.

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Vengeance
Season 3 Episode 19

Jun 15, 2007

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Adrift (2)
Season 4 Episode 1

Sep 28, 2007

Guest stars

Michael Beach